Yes, this is a blatant plug for a mate and this is allowed.
Creosote Heart is a friends performing name, or what they’re going under today. They’ve got a new song out on the 15th October titled Your Sound Will Be The Sizzling Night and you can get it at Apple Music, Spotify, Amazon, and all major music sites out there on the interwebs.
Facebook, Twitter and website; should you want to direct anything like praise, money or drugs to the band. Go download it when you can. It’s less the price a cup of coffee so you know it’ll do you good!